GND Filter

All about GND Filter

GND Filter (Graduated Neutral Density Filter)

 

An Optical glass use to fit in front of the lense, which is neautral density at one half and clear on other half. It is used to bring an over expose part of a subject into the correct expose

For example, it can be used to darken a bright sky so that both the sky and low bright object can be properly exposed

 

Attched photo is an good example which shows an application of GND filter in photography, photo on left side is without GND filter and Photo on right side is with GND filter

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GND Filter